Heating, AC, & Plumbing Services in Auburn Hills, MI

Trusted for Home Services in Auburn Hills Since 1937

The city of Auburn Hills has a motto: “Honoring the Past. Building the Future.” It’s a motto you could say we share here at Thornton & Grooms. We honor the past by staying true to our founding principles of honest service and genuine customer care. And when it comes to building the future, we do so by equipping our technicians and plumbers with the latest equipment and training them on the most up-to-date industry techniques. It’s the full package, plain and simple. With divisions for plumbing, heating, and cooling, you’ll receive excellent care for your entire home every time.

Enjoy 5-Star Customer Care and Same-Day Service on Your Next Repair or Replacement

Hiring Qualified Professionals:

You'll enjoy working with our licensed experts from the first call to the final handshake.

Taking a Prevention-First Approach:

Annual maintenance is proven to save you money. So we prioritize check-ups over selling new systems.

Honoring Our We Care Guarantee:

Showing we care by guaranteeing our professionalism, reputation, and convenience each day.

Service Overview

Highest-Rated Home Service Experts in Auburn Hills

The first thing you need to know about Thornton & Grooms is that we’ve got three service divisions (plumbing, heating, and cooling) ready to serve you 24/7. Simply give us a call, and we’ll resolve your issue as quickly as possible. Second, no matter where you are in Auburn Hills, you’ll enjoy the same great service from our professionals. Our technicians and plumbers service the entire township, both east and west of the I-75, from Fieldstone Golf Club up north to Riverside Park in the south. Last but not least, Thornton & Grooms protects our customers in Auburn Hills with some of the best guarantees in the state, including a “We Care Guarantee” that ensures both our professionalism and your convenience 100%

Service Details

How Can We Help You Today?

  • Heating Service in Auburn Hills

    Most homeowners in Auburn Hills have a story or two to share about broken furnaces or heat pumps. When you call Thornton & Grooms, you can bet the next story will have a happy ending. That’s because we protect our customers with the state’s very best warranties and guarantees. We’re also available 24/7, just in case you can’t go another night without a heated home!

    If it’s time to say goodbye to your old furnace or heat pump, Thornton & Grooms is here to give you honest advice on a range of excellent systems. We’ll also install those systems at the highest professional standards every time.

  • Cooling Service in Auburn Hills

    When homeowners in Auburn Hills call Thornton & Grooms for AC repairs, replacements, or maintenance, they can rest easy knowing they’re getting the best value for their money. We employ the most experienced and honest AC professionals in the state. They can diagnose any problem for any brand and any model and then offer solutions that suit your budget.

    If you need a new AC system, you can trust our dedicated Comfort Specialists to provide a no-obligation, in-home AC system estimate, including a range of high-efficiency options. Wondering what a new system might cost? Our Comfort Survey will help you out in a jiff!

  • Plumbing Service in Auburn Hills

    With same-day service, flat-rate pricing, and industry-leading guarantees, Thornton & Grooms is a great choice for all your plumbing needs. We’ll assist with that pesky water heater leak, drain clog, or sewer line repair faster than just about anybody else. In fact, we’re open on Saturdays for your convenience and have 24/7 emergency service available for those repairs and replacements that can’t wait. While you’re speaking with your plumber, don’t forget to ask them about our Home Care Club. It’s more than just heating and cooling. It’s full plumbing care for your home as well!

Home Care Club

Join the Home Care Club and Save on Home Services

Get lower monthly energy bills and avoid expensive A/C repairs by joining the Home Care Club. With bi-annual HVAC check-ups, our comfort specialists will catch small issues before they snowball into costly fixes. Plus, with yearly maintenance, you’ll keep your A/C equipment under warranty for as long as possible.

Additionally, plan members receive:

  • Markdowns on HVAC, plumbing, and drain repairs
  • Discounts on comfort system replacements
  • Extended warranties
  • Lower service fees
  • And more...


Celebrating 85+ years of service in the great state of Michigan

They are an amazing company…”

“They are an amazing company and all the people that come always are nice and open to teach you what is wrong with your unit and being honest about the price. Christian made the process easier to understand and gave us the best option.”

-Estefania A. | Auburn Hills Homeowner

Read Reviews Attention arrow


Guarantees You Won't Find Anywhere Else

We promise to provide our customers with 5-star service—no matter what. If you are not satisfied with our level of service at any point, we ask that you inform us so we can make it right before we leave your home.

Real Guarantees
  • Professionalism

    We are a team of skilled, knowledgeable professionals who undergo regular training to provide top-notch service and solutions at a fair cost.

  • Reputation

    We truly care about providing 5-star service to our customers and our community. With thousands of Google reviews (we reply to each one!), it seems our customers agree.

  • Convenience

    We know customers already have enough to deal with, so we offer friendly and convenient service from the first call to our post-service process.

Schedule a Visit from Thornton & Grooms in Auburn Hills Today